package com.xbts.framework.web.service;

import com.xbts.common.enums.SmsTemplateEnum;
import com.xbts.common.utils.sign.RsaUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.xbts.common.constant.CacheConstants;
import com.xbts.common.constant.Constants;
import com.xbts.common.constant.UserConstants;
import com.xbts.common.core.domain.entity.SysUser;
import com.xbts.common.core.domain.model.RegisterBody;
import com.xbts.common.core.redis.RedisCache;
import com.xbts.common.exception.user.CaptchaException;
import com.xbts.common.exception.user.CaptchaExpireException;
import com.xbts.common.utils.MessageUtils;
import com.xbts.common.utils.SecurityUtils;
import com.xbts.common.utils.StringUtils;
import com.xbts.framework.manager.AsyncManager;
import com.xbts.framework.manager.factory.AsyncFactory;
import com.xbts.system.service.ISysConfigService;
import com.xbts.system.service.ISysUserService;

import java.util.Objects;

/**
 * 注册校验方法
 *
 * @author xbts
 */
@Component
public class SysRegisterService {
    @Autowired
    private ISysUserService userService;

    @Autowired
    private ISysConfigService configService;

    @Autowired
    private RedisCache redisCache;


    /**
     * 注册
     */
    public String register(RegisterBody registerBody) {
        String msg = "", username = registerBody.getUserName(), password = RsaUtils.decryptByPrivateKey(registerBody.getPassword());
        SysUser sysUser = new SysUser();
        BeanUtils.copyProperties(registerBody, sysUser);
        sysUser.setUserName(username);

        // 图形验证码开关
//        boolean captchaEnabled = configService.selectCaptchaEnabled();
//        if (captchaEnabled) {
//            validateCaptcha(username, registerBody.getCode(), registerBody.getUuid());
//        }

        // 短信验证码校验
        if (StringUtils.isEmpty(registerBody.getSmsCode())){
            return "验证码不能为空";
        }
        String redisSmsCode = redisCache.getCacheObject((Constants.SMS + SmsTemplateEnum.REGISTER.name() + registerBody.getPhonenumber()));
        // 验证码校验
        if (Objects.equals(redisSmsCode, registerBody.getSmsCode())) {
            redisCache.deleteObject(Constants.SMS + SmsTemplateEnum.REGISTER.name() + registerBody.getPhonenumber());
        } else {
            return "短信验证码错误";
        }

        if (StringUtils.isEmpty(username)) {
            msg = "用户名不能为空";
        } else if (StringUtils.isEmpty(password)) {
            msg = "用户密码不能为空";
        } else if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                || username.length() > UserConstants.USERNAME_MAX_LENGTH) {
            msg = "用户名长度必须在2到20个字符之间";
        } else if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                || password.length() > UserConstants.PASSWORD_MAX_LENGTH) {
            msg = "密码长度必须在5到20个字符之间";
        } else if (!userService.checkUserNameUnique(sysUser)) {
            msg = "保存用户'" + username + "'失败，注册账号已存在";
        } else if (!userService.checkPhoneUnique(sysUser)) {
            msg = "保存用户'" + username + "'失败，注册手机号码已存在";
        } else if (!userService.checkEmailUnique(sysUser)) {
            msg = "保存用户'" + username + "'失败，注册邮箱已存在";
        } else {
            sysUser.setNickName(StringUtils.isNotEmpty(registerBody.getNickName()) ? registerBody.getNickName() : username);
            sysUser.setPassword(SecurityUtils.encryptPassword(password));

            boolean regFlag = userService.registerUser(sysUser);
            if (!regFlag) {
                msg = "注册失败,请联系系统管理人员";
            } else {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.REGISTER, MessageUtils.message("user.register.success")));
            }
        }
        return msg;
    }

    /**
     * 校验验证码
     *
     * @param username 用户名
     * @param code     验证码
     * @param uuid     唯一标识
     * @return 结果
     */
    public void validateCaptcha(String username, String code, String uuid) {
        String verifyKey = CacheConstants.CAPTCHA_CODE_KEY + StringUtils.nvl(uuid, "");
        String captcha = redisCache.getCacheObject(verifyKey);
        redisCache.deleteObject(verifyKey);
        if (captcha == null) {
            throw new CaptchaExpireException();
        }
        if (!code.equalsIgnoreCase(captcha)) {
            throw new CaptchaException();
        }
    }
}
